﻿/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
 *
 * == BEGIN LICENSE ==
 *
 * Licensed under the terms of any of the following licenses at your
 * choice:
 *
 *  - GNU General Public License Version 2 or later (the "GPL")
 *    http://www.gnu.org/licenses/gpl.html
 *
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 *
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 *
 * == END LICENSE ==
 *
 * Manage table operations (IE specific).
 */

FCKTableHandler.GetSelectedCells = function()
{
    if ( FCKSelection.GetType() == 'Control' )
    {
        var td = FCKSelection.MoveToAncestorNode( ['TD', 'TH'] ) ;
        return td ? [ td ] : [] ;
    }

    var aCells = new Array() ;

    var oRange = FCKSelection.GetSelection().createRange() ;
//    var oParent = oRange.parentElement() ;
    var oParent = FCKSelection.GetParentElement() ;

    if ( oParent && oParent.tagName.Equals( 'TD', 'TH' ) )
        aCells[0] = oParent ;
    else
    {
        oParent = FCKSelection.MoveToAncestorNode( 'TABLE' ) ;

        if ( oParent )
        {
            // Loops throw all cells checking if the cell is, or part of it, is inside the selection
            // and then add it to the selected cells collection.
            for ( var i = 0 ; i < oParent.cells.length ; i++ )
            {
                var oCellRange = FCK.EditorDocument.body.createTextRange() ;
                oCellRange.moveToElementText( oParent.cells[i] ) ;

                if ( oRange.inRange( oCellRange )
                    || ( oRange.compareEndPoints('StartToStart',oCellRange) >= 0 &&  oRange.compareEndPoints('StartToEnd',oCellRange) <= 0 )
                    || ( oRange.compareEndPoints('EndToStart',oCellRange) >= 0 &&  oRange.compareEndPoints('EndToEnd',oCellRange) <= 0 ) )
                {
                    aCells[aCells.length] = oParent.cells[i] ;
                }
            }
        }
    }

    return aCells ;
}
